/**
 * Copyright (c) 2003-2017 The Apereo Foundation
 *
 * Licensed under the Educational Community License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *             http://opensource.org/licenses/ecl2
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.sakaiproject.grading.api.model;

import java.util.ArrayList;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.List;

import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;

/**
 * A LetterGradePlusMinusMapping defines the set of grades available to a
 * gradebook as "A+", "A", "A-", "B+", "B", "B-", "C+", "C", "C-", "D+", "D",
 * "D-", and "F", each of which can be mapped to a minimum percentage value.
 *
 */
@Entity
@DiscriminatorValue("3")
public class LetterGradePlusMinusMapping extends GradeMapping {

    private List grades;
    private List defaultValues;

    @Override
    public Collection getGrades() {
        return grades;
    }
    @Override
    public List getDefaultValues() {
        return defaultValues;
    }

    public LetterGradePlusMinusMapping() {
        setGradeMap(new LinkedHashMap());

        grades = new ArrayList();
        grades.add("A+");
        grades.add("A");
        grades.add("A-");
        grades.add("B+");
        grades.add("B");
        grades.add("B-");
        grades.add("C+");
        grades.add("C");
        grades.add("C-");
        grades.add("D+");
        grades.add("D");
        grades.add("D-");
        grades.add("F");

        defaultValues = new ArrayList();
        defaultValues.add(Double.valueOf(100));
        defaultValues.add(Double.valueOf(95));
        defaultValues.add(Double.valueOf(90));
        defaultValues.add(Double.valueOf(87));
        defaultValues.add(Double.valueOf(83));
        defaultValues.add(Double.valueOf(80));
        defaultValues.add(Double.valueOf(77));
        defaultValues.add(Double.valueOf(73));
        defaultValues.add(Double.valueOf(70));
        defaultValues.add(Double.valueOf(67));
        defaultValues.add(Double.valueOf(63));
        defaultValues.add(Double.valueOf(60));
        defaultValues.add(Double.valueOf(00));
    }

    /**
     * @see org.sakaiproject.tool.gradebook.GradeMapping#getName()
     */
    @Override
	public String getName() {
        return "Letter Grades with +/-";
    }

}
